Install unknown apps
Allow selected apps to install unknown
1.From Settings, tap Biometrics and security > Install unknown apps.
2.Tap an app.
3.Tap Allow from this source to enable apps to be installed using this app.
Secure Folder
Lock your private content and apps to enhance security. You must sign in to your Samsung account in order to use Secure Folder. You must also set a secure lock for your device.
uFrom Settings, tap Biometrics and security > Secure Folder and follow the prompts to secure content on your device.
App permission monitor
Get notified when permissions you select are being used by apps running in the background.
1.From Settings, tap Biometrics and security > App permission monitor.
2.Tap On/Off next to the apps you want to be notified about when they use certain permissions.
Settings | 115 |